Weather in Ha Long on 11 August 2026
Preliminary outlook for 11 August 2026
A preliminary estimate based on the 2019–2025 archive: daytime around +31°C and nighttime around +26°C, average precipitation 5.8 mm, wind around 2 m/s, humidity around 85%.
This is a climate-based estimate, not a precise long-range forecast. It is replaced by hourly data when the date enters the forecast window.
+28°C
Weather archive — latest year: 2025
Patchy rain nearby
Weather archive — latest year: 2025
Nighttime: +26°C
Precipitation: 0 mm
Wind: 2 — 4 m/s
Humidity: 82%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +32°C | Sun hours | 11 h |
| UV index | 6 | Cloud cover (avg.) | 47% |
| Pressure (avg.) | 754 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +33°C | Dew point (avg.) | +25°C |
| Heat index (avg.) | +33°C | Wind chill (avg.) | +28°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 131° ↘ (SSE) |
Sunrise
05:30
Duration
12 h 55 min
Sunset
18:25
Moonrise
19:54
Moonset
07:07
Moon phase
Waning Gibbous
Illumination
80%
+29°C
Weather archive — for 2024 year
Cloudy
Weather archive — for 2024 year
Nighttime: +25°C
Precipitation: 0.1 mm
Wind: 2 — 2 m/s
Humidity: 84%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +34°C | Sun hours | 8 h |
| UV index | 6 | Cloud cover (avg.) | 65% |
| Pressure (avg.) | 750 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +35°C | Dew point (avg.) | +26°C |
| Heat index (avg.) | +35°C | Wind chill (avg.) | +29°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 94° ↘ (SSE) |
Sunrise
05:30
Duration
12 h 55 min
Sunset
18:25
Moonrise
10:54
Moonset
22:23
Moon phase
First Quarter
Illumination
42%
+26°C
Weather archive — for 2023 year
Patchy rain nearby
Weather archive — for 2023 year
Nighttime: +25°C
Precipitation: 5.7 mm
Wind: 1 — 1 m/s
Humidity: 92%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 5 h |
| UV index | 6 | Cloud cover (avg.) | 79% |
| Pressure (avg.) | 752 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +31°C | Dew point (avg.) | +25°C |
| Heat index (avg.) | +31°C | Wind chill (avg.) | +27°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 262° ↓ (SSW) |
Sunrise
05:30
Duration
12 h 56 min
Sunset
18:26
Moonrise
00:46
Moonset
14:45
Moon phase
Last Quarter
Illumination
28%
+25°C
Weather archive — for 2022 year
Moderate or heavy rain shower
Weather archive — for 2022 year
Nighttime: +24°C
Precipitation: 26.3 mm
Wind: 3 — 4 m/s
Humidity: 91%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +26°C | Sun hours | 4 h |
| UV index | 5 | Cloud cover (avg.) | 84% |
| Pressure (avg.) | 751 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +28°C | Dew point (avg.) | +24°C |
| Heat index (avg.) | +28°C | Wind chill (avg.) | +25°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 246° ↙ (WSW) |
Sunrise
05:30
Duration
12 h 55 min
Sunset
18:25
Moonrise
18:07
Moonset
04:13
Moon phase
Waxing Gibbous
Illumination
95%
+29°C
Weather archive — for 2021 year
Patchy rain nearby
Weather archive — for 2021 year
Nighttime: +27°C
Precipitation: 7.3 mm
Wind: 2 — 2 m/s
Humidity: 84%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +32°C | Sun hours | 6 h |
| UV index | 6 | Cloud cover (avg.) | 69% |
| Pressure (avg.) | 753 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +34°C | Dew point (avg.) | +26°C |
| Heat index (avg.) | +34°C | Wind chill (avg.) | +28°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 140° ↓ (S) |
Sunrise
05:30
Duration
12 h 55 min
Sunset
18:25
Moonrise
07:48
Moonset
20:34
Moon phase
Waxing Crescent
Illumination
18%
+29°C
Weather archive — for 2020 year
Patchy rain nearby
Weather archive — for 2020 year
Nighttime: +27°C
Precipitation: 0.8 mm
Wind: 3 — 4 m/s
Humidity: 84%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +32°C | Sun hours | 5 h |
| UV index | 6 | Cloud cover (avg.) | 61% |
| Pressure (avg.) | 751 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +36°C | Dew point (avg.) | +26°C |
| Heat index (avg.) | +36°C | Wind chill (avg.) | +29°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 140° ↘ (SSE) |
Sunrise
05:30
Duration
12 h 55 min
Sunset
18:25
Moonrise
23:19
Moonset
11:40
Moon phase
Last Quarter
Illumination
45%
+30°C
Weather archive — for 2019 year
Patchy rain nearby
Weather archive — for 2019 year
Nighttime: +28°C
Precipitation: 0.2 mm
Wind: 1 — 3 m/s
Humidity: 79%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +34°C | Sun hours | 5 h |
| UV index | 8 | Cloud cover (avg.) | 31% |
| Pressure (avg.) | 750 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +37°C | Dew point (avg.) | +26°C |
| Heat index (avg.) | +37°C | Wind chill (avg.) | +30°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 138° ↓ (S) |
Sunrise
05:30
Duration
12 h 56 min
Sunset
18:26
Moonrise
15:19
Moonset
01:39
Moon phase
Waxing Gibbous
Illumination
71%
Weather in Ha Long on 11 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+32°C
|
+26°C
|
+28°C | 11 h | 6 | 82% | 2 — 4 m/s |
| 2024 |
+34°C
|
+25°C
|
+29°C | 8 h | 6 | 84% | 2 — 2 m/s |
| 2023 |
+28°C
|
+25°C
|
+26°C | 5 h | 6 | 92% | 1 — 1 m/s |
| 2022 |
+26°C
|
+24°C
|
+25°C | 4 h | 5 | 91% | 3 — 4 m/s |
| 2021 |
+32°C
|
+27°C
|
+29°C | 6 h | 6 | 84% | 2 — 2 m/s |
| 2020 |
+32°C
|
+27°C
|
+29°C | 5 h | 6 | 84% | 3 — 4 m/s |
| 2019 |
+34°C
|
+28°C
|
+30°C | 5 h | 8 | 79% | 1 — 3 m/s |